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/*********************************************************************
*                         COPYRIGHT NOTICE                           *
**********************************************************************
*        This software is copyright (C) 1982 by Pavel Curtis         *
*                                                                    *
*        Permission is granted to reproduce and distribute           *
*        this file by any means so long as no fee is charged         *
*        above a nominal handling fee and so long as this            *
*        notice is always included in the copies.                    *
*                                                                    *
*        Other rights are reserved except as explicitly granted      *
*        by written permission of the author.                        *
*                Pavel Curtis                                        *
*                Computer Science Dept.                              *
*                405 Upson Hall                                      *
*                Cornell University                                  *
*                Ithaca, NY 14853                                    *
*                                                                    *
*                Ph- (607) 256-4934                                  *
*                                                                    *
*                Pavel.Cornell@Udel-Relay   (ARPAnet)                *
*                decvax!cornell!pavel       (UUCPnet)                *
*********************************************************************/

/*
 *	raw.c
 *
 *	Routines:
 *		raw()
 *		echo()
 *		nl()
 *		cbreak()
 *		crmode()
 *		noraw()
 *		noecho()
 *		nonl()
 *		nocbreak()
 *		nocrmode()
 *
 *	cbreak() == crmode()
 *	nocbreak() == crmode()
 *
 *  $Log: lib_raw.c,v $
 *  Revision 1.1.1.1  2019/05/29 04:56:35  root
 *  coherent
 *
 * Revision 1.8  93/04/12  14:13:59  bin
 * Udo: third color update
 * 
 * Revision 2.2  92/11/29  15:37:59  munk
 * Conditional usage of termio
 *
 * Revision 1.2  92/04/13  14:38:19  bin
 * update by vlad
 * 
 * Revision 2.1  82/10/25  14:48:42  pavel
 * Added Copyright Notice
 * 
 * Revision 2.0  82/10/24  15:17:40  pavel
 * Beta-one Test Release
 * 
 * Revision 1.3  82/08/23  22:30:32  pavel
 * The REAL Alpha-one Release Version
 * 
 * Revision 1.2  82/08/19  19:11:25  pavel
 * Alpha Test Release One
 * 
 * Revision 1.1  82/08/12  18:43:18  pavel
 * Initial revision
 * 
 *
 */

#ifdef RCSHDR
static char RCSid[] =
	"$Header: /var/lib/cvsd/repos/coherent/coherent/g/usr/lib/ncurses/lib_raw.c,v 1.1.1.1 2019/05/29 04:56:35 root Exp $";
#endif

#include "curses.h"
#include "curses.priv.h"
#include "term.h"


raw()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("raw() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag &= ~(ECHOK|ECHONL|ISIG|ICANON);
    cur_term->Ntermio.c_oflag &= ~(OPOST);
    cur_term->Ntermio.c_cc[VMIN] = DEF_VMIN;
    cur_term->Ntermio.c_cc[VTIME] = DEF_VTIME;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags |= RAW;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_raw = TRUE;
    SP->_nlmapping = TRUE;
}


cbreak()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("cbreak() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag &= ~ICANON;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags |= CBREAK;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_cbreak = TRUE;
}


crmode()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("crmode() called");
#endif

    cbreak();
}


echo()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("echo() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag |= ECHO;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags |= ECHO;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_echo = TRUE;
}


nl()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("nl() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_iflag |= ICRNL;
    cur_term->Ntermio.c_oflag |= ONLCR;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags |= CRMOD;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_nl = TRUE;
    SP->_nlmapping = ! SP->_raw;
}


noraw()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("noraw() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag |= (ECHOK|ECHONL|ISIG|ICANON);
    cur_term->Ntermio.c_oflag |= OPOST;
    cur_term->Ntermio.c_cc[VEOF] = DEF_VEOF;
    cur_term->Ntermio.c_cc[VEOL] = DEF_VEOL;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags &= ~RAW;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_raw = FALSE;
    SP->_nlmapping = SP->_nl;
}

nocbreak()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("nocbreak() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag |= ICANON;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags &= ~CBREAK;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_cbreak = FALSE;
}


nocrmode()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("nocrmode() called");
#endif

    nocbreak();
}


noecho()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("noecho() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_lflag &= ~ECHO;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags &= ~ECHO;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_echo = FALSE;
}


nonl()
{
#ifdef TRACE
	if (_tracing)
	    _tracef("nonl() called");
#endif

#ifdef USE_TERMIO
    cur_term->Ntermio.c_iflag &= ~ICRNL;
    cur_term->Ntermio.c_oflag &= ~ONLCR;
    ioctl(cur_term->Filedes, TCSETA, &cur_term->Ntermio);
#else
    cur_term->Nttyb.sg_flags &= ~CRMOD;
    stty(cur_term->Filedes, &cur_term->Nttyb);
#endif

    SP->_nl = FALSE;
    SP->_nlmapping = FALSE;
}

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